Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung dat hung slippers" » "dung va hung slippers", "dung tai hung slippers", "dung dat hang slippers", "dung dac hung slippers", "dung dat dung slippers", "dung dat hung slippery", "dung dat hung grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("dung dat hung slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dung dat hung slippers"))) OR ("locating bug code snippets")).
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